531422132225 has 48 divisors (see below), whose sum is σ = 701157980160. Its totient is φ = 398166528000.

The previous prime is 531422132221. The next prime is 531422132239. The reversal of 531422132225 is 522231224135.

It is not a de Polignac number, because 531422132225 - 2² = 531422132221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 531422132191 and 531422132200.

It is not an unprimeable number, because it can be changed into a prime (531422132221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74813024 + ... + 74820126.

It is an arithmetic number, because the mean of its divisors is an integer number (14607457920).

Almost surely, 2^531422132225 is an apocalyptic number.

It is an amenable number.

531422132225 is a deficient number, since it is larger than the sum of its proper divisors (169735847935).

531422132225 is a wasteful number, since it uses less digits than its factorization.

531422132225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7970 (or 7965 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The spelling of 531422132225 in words is "five hundred thirty-one billion, four hundred twenty-two million, one hundred thirty-two thousand, two hundred twenty-five".